Blackhawk Defends Allegations from InComm Asserts Defenses That The ‘439 Patent Is Invalid, Unenforceable and Not Infringed Blackhawk Network, a leading provider of prepaid and financial payments products for consumers and businesses, today announced that InComm’s (e2Interactive’s) United States Patent No. 7,578,439 (the ‘439 patent), is being reexamined by the United States Patent and Trademark Office (USPTO). In a complaint filed in the United States District Court for the Western District of